Average annual temperature is 21.3 °C
Absolute maximum temperature: 32.1 °C
Absolute minimum temperature: 12.2 °C
Number of sunny days: 34 days
Number of rainy days: 331 days
Look at detailed online map of Ampontsilahy
* Weather data for Ampontsilahy Madagascar is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 30.8 | 29.0 | 31.7 | 28.8 | 27.9 | 26.3 | 24.9 | 26.3 | 26.3 | 31.2 | 31.4 | 32.1 |
| Average daytime temperature (°C) | 27.2 | 27.1 | 28.0 | 26.6 | 25.7 | 23.8 | 22.6 | 23.6 | 23.9 | 28.1 | 27.7 | 29.0 |
| Average temperature (°C) | 22.5 | 22.4 | 22.8 | 22.3 | 21.2 | 19.1 | 18.6 | 19.3 | 19.3 | 22.3 | 22.5 | 23.5 |
| Average night temperature (°C) | 19.0 | 18.7 | 19.0 | 19.1 | 17.4 | 15.1 | 15.1 | 15.3 | 15.2 | 17.7 | 18.3 | 19.5 |
| Absolute minimum temperature (°C) | 17.5 | 17.2 | 17.2 | 16.8 | 14.8 | 12.2 | 12.9 | 12.3 | 13.3 | 13.4 | 16.7 | 17.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.3 | 11.3 | 11.6 | 12.0 | 12.4 | 12.8 | 13.0 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.1 | 9.6 | 9.9 | 9.2 | 9.7 | 9.8 | 8.0 | 9.1 | 9.4 | 10.0 | 9.8 | 10.2 |
| Precipitation (mm) | 355 | 147 | 203 | 152 | 57 | 26 | 54 | 70 | 86 | 36 | 139 | 198 |
| Sunny days | 0 | 0 | 0 | 0 | 7 | 9 | 2 | 1 | 0 | 10 | 1 | 4 |
| Rainy days | 31 | 28 | 31 | 30 | 24 | 21 | 29 | 30 | 30 | 21 | 29 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ampontsilahy is at